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2026-05-31 - 06:28
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun May 31, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3111721380,1sleep2301ktimersoftd/219:05:222
26594212665,6sleep10-21swapper/119:05:011
318552112102,7sleep30-21swapper/319:08:493
318722111101,7sleep00-21swapper/019:09:010
253082700,0sleep10-21swapper/119:55:231
176282660,0sleep00-21swapper/019:20:190
60762620,1sleep229-21rcuc/223:30:172
317192610,0sleep00-21swapper/022:00:130
304642590,1sleep122-21ksoftirqd/123:25:161
187532560,0sleep00-21swapper/022:45:170
109842560,0sleep00-21swapper/020:40:240
9342550,0sleep10-21swapper/122:30:131
4702530,1sleep20-21swapper/220:35:012
316942310,2sleep010-21rcuc/020:30:180
32122992812,15cyclictest0-21swapper/119:40:111
3212699260,25cyclictest0-21swapper/223:58:292
3212699260,25cyclictest0-21swapper/223:48:442
3212699260,25cyclictest0-21swapper/221:41:582
3212699260,25cyclictest0-21swapper/221:15:422
3212699260,25cyclictest0-21swapper/220:54:272
3212699260,25cyclictest0-21swapper/220:21:482
3212699260,25cyclictest0-21swapper/200:09:302
32122992624,2cyclictest0-21swapper/100:31:091
32122992622,3cyclictest0-21swapper/123:33:261
3212299260,25cyclictest0-21swapper/122:40:591
3212299260,25cyclictest0-21swapper/119:48:251
3212299260,25cyclictest0-21swapper/119:35:401
3212099260,25cyclictest0-21swapper/022:54:170
32122992517,7cyclictest0-21swapper/123:56:211
3212299250,24cyclictest0-21swapper/122:22:191
3212299250,24cyclictest0-21swapper/122:17:111
3212299250,24cyclictest0-21swapper/121:23:531
32122992421,2cyclictest0-21swapper/122:59:411
32122992321,2cyclictest0-21swapper/121:58:561
32122992321,2cyclictest0-21swapper/121:49:291
32122992321,2cyclictest0-21swapper/120:20:481
32122992321,2cyclictest0-21swapper/100:36:131
3212299231,2cyclictest29891-21/usr/sbin/munin21:00:151
32126992220,2cyclictest0-21swapper/221:28:592
3212699220,21cyclictest0-21swapper/223:05:162
3212699220,21cyclictest0-21swapper/222:01:592
3212699220,21cyclictest0-21swapper/221:11:102
3212699220,21cyclictest0-21swapper/220:01:132
3212299228,13cyclictest0-21swapper/120:25:131
32122992220,2cyclictest0-21swapper/123:42:531
32122992220,2cyclictest0-21swapper/123:42:531
32122992220,2cyclictest0-21swapper/122:26:321
32122992220,2cyclictest0-21swapper/120:38:541
32122992215,7cyclictest0-21swapper/120:18:401
32126992117,3cyclictest0-21swapper/222:15:142
32126992117,3cyclictest0-21swapper/220:26:182
3212699210,3cyclictest0-21swapper/221:56:312
3212699210,2cyclictest0-21swapper/220:09:552
3212699210,20cyclictest0-21swapper/223:43:052
3212699210,20cyclictest0-21swapper/223:43:052
3212699210,20cyclictest0-21swapper/222:30:352
3212699210,20cyclictest0-21swapper/219:55:062
3212699210,20cyclictest0-21swapper/219:50:552
3212699210,20cyclictest0-21swapper/200:33:182
3212699210,20cyclictest0-21swapper/200:14:062
32122992119,2cyclictest0-21swapper/119:32:301
32122992117,3cyclictest0-21swapper/122:37:021
32122992117,3cyclictest0-21swapper/100:19:031
3212299211,19cyclictest0-21swapper/120:11:031
3212299210,2cyclictest12325-21wc21:10:221
3212299210,2cyclictest0-21swapper/120:55:401
3212299210,2cyclictest0-21swapper/120:30:361
3212299210,21cyclictest0-21swapper/121:40:381
3212299210,20cyclictest0-21swapper/123:06:381
3212299210,20cyclictest0-21swapper/120:05:361
3212299210,20cyclictest0-21swapper/100:04:501
32120992119,1cyclictest749-21snmpd20:23:270
3212099210,19cyclictest0-21swapper/020:45:180
32126992018,2cyclictest0-21swapper/221:45:112
32126992018,1cyclictest749-21snmpd22:54:562
32126992018,1cyclictest749-21snmpd21:36:172
32126992018,1cyclictest749-21snmpd21:21:352
32126992018,1cyclictest749-21snmpd19:23:182
32126992018,1cyclictest749-21snmpd19:13:212
32126992017,2cyclictest0-21swapper/219:42:002
32126992016,3cyclictest0-21swapper/222:55:112
32126992016,3cyclictest0-21swapper/219:32:152
3212699200,1cyclictest31098-21turbostat23:55:002
3212699200,19cyclictest0-21swapper/223:00:152
3212699200,19cyclictest0-21swapper/219:26:032
3212699200,19cyclictest0-21swapper/200:16:142
32122992018,1cyclictest749-21snmpd20:51:251
32122992016,3cyclictest0-21swapper/100:08:001
32122992013,7cyclictest0-21swapper/122:48:191
3212299200,3cyclictest0-21swapper/120:01:491
3212299200,2cyclictest0-21swapper/121:26:401
3212299200,2cyclictest0-21swapper/120:49:361
3212299200,20cyclictest0-21swapper/123:36:171
3212299200,20cyclictest0-21swapper/123:36:171
3212299200,19cyclictest0-21swapper/120:44:521
3212099205,14cyclictest0-21swapper/022:35:110
32120992018,1cyclictest749-21snmpd23:51:440
32120992018,1cyclictest749-21snmpd22:44:530
32120992018,1cyclictest749-21snmpd21:28:220
32120992018,1cyclictest749-21snmpd20:39:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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